Home / 4,147.50-6,222.06-1,374.06

Finding the Fourth Proportional to 4,147.50, 6,222.06 and 1,374.06

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Solution

The fourth proportional to 4,147.50, 6,222.06 and 1,374.06 is: 2,061.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,147.50 : 6,222.06 = 1,374.06 : x
  2. Step 2: Convert to fraction form
    4,147.50/6,222.06 = 1,374.06/x
  3. Step 3: Cross multiply
    4,147.50x = 6,222.06 × 1,374.06
  4. Step 4: Simplify right side
    4,147.50x = 8,549,483.76
  5. Step 5: Solve for x
    x = 8,549,483.76/4,147.50
  6. Step 6: Final answer
    x = 2,061.36

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.